| Product Section | Air Control |
| Product Subsection | Expansion/Compression Tanks |
| Product Series | Series HFT Residential/Light Commercial HVAC Diaphragm Expansion Tanks |
| Description | HFT-90V Diaphragm Tank |
| Submittal ID | A-317C |
| Part Number | 1BN333 |
| Volume Gallons Tank (Gal (L)) | 44 (165) |
| Volume Gallons Acceptance (Gal (L)) | 34 (129) |
| A-Dim | 36-1/2 (927) |
| B-Diameter | 22 (559) |
| System Connection | 1-1/4" NPTF |
| Charging Valve | .305"-32 NC |
| Approx. Shpg Wt. (lb) | 64 (29) |
| CAD model unit system | inch/pound |